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  • Check what the result would have been if Sundaram had chosen the numbers shown below. 1. 27

Check what the result would have been if Sundaram had chosen the numbers shown below.

    Q1. 27

Answers (1)

best_answer

As we know 

(10a + b) + (10b + a) = 11a + 11b = 11 (a + b)

here a = 2 and b = 7 

27 + 72 = 99= 11 *9 =  a multiple of 11

Posted by

Pankaj Sanodiya

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